... of 2-Carboxy-l-methylindole-3-acetic Acid Anhydride with Amines and with S- Methylisothiosemicarbazide MI Ali*, AM Abdel-Fattah, SM Hussain and AM El-Reedy Chemistry Department, Faculty of ... (4) AR Katritzky, J. Chem. ... (6) RC Elderficld, cd, "Heterocyclic Compounds", ...